administration on the key argument in the case, which was uzbek commerce clause of article one of congress to pass the individual mandate. which says individuals have to get health insurance. and as i sat in court on june 28 and heard chief justice roberts announce his decision in the case, i learned the edge to the question, which was no, it doesn't. the commerce clause does not allow the court, the congress to invoke an individual mandate. but then any decision that stunned many people, but no one more than me, john roberts reached for a subsidiary argument that had only been upended, had only been mentioned in passing in both the supreme court and even the lower courts and he said the individual mandate was a permissible use of taxing power of congress and not the commerce clause, and thus the law would be upheld. subquestion finally anticipate why, why did roberts do that? and i think there were three main reasons. one is, i think you have to take his opinion at face value. eastham thought it was a legitimate use of the taxing power. i think the second and third part more important. th